2 * QEMU VMware-SVGA "chipset".
4 * Copyright (c) 2007 Andrzej Zaborowski <balrog@zabor.org>
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 #include "hw/loader.h"
27 #include "ui/console.h"
29 #include "hw/pci/pci.h"
36 #define HW_MOUSE_ACCEL
40 /* See http://vmware-svga.sf.net/ for some documentation on VMWare SVGA */
42 struct vmsvga_state_s
{
65 MemoryRegion fifo_ram
;
67 unsigned int fifo_size
;
76 /* Add registers here when adding capabilities. */
81 #define REDRAW_FIFO_LEN 512
82 struct vmsvga_rect_s
{
84 } redraw_fifo
[REDRAW_FIFO_LEN
];
85 int redraw_fifo_first
, redraw_fifo_last
;
88 #define TYPE_VMWARE_SVGA "vmware-svga"
90 #define VMWARE_SVGA(obj) \
91 OBJECT_CHECK(struct pci_vmsvga_state_s, (obj), TYPE_VMWARE_SVGA)
93 struct pci_vmsvga_state_s
{
98 struct vmsvga_state_s chip
;
102 #define SVGA_MAGIC 0x900000UL
103 #define SVGA_MAKE_ID(ver) (SVGA_MAGIC << 8 | (ver))
104 #define SVGA_ID_0 SVGA_MAKE_ID(0)
105 #define SVGA_ID_1 SVGA_MAKE_ID(1)
106 #define SVGA_ID_2 SVGA_MAKE_ID(2)
108 #define SVGA_LEGACY_BASE_PORT 0x4560
109 #define SVGA_INDEX_PORT 0x0
110 #define SVGA_VALUE_PORT 0x1
111 #define SVGA_BIOS_PORT 0x2
113 #define SVGA_VERSION_2
115 #ifdef SVGA_VERSION_2
116 # define SVGA_ID SVGA_ID_2
117 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
118 # define SVGA_IO_MUL 1
119 # define SVGA_FIFO_SIZE 0x10000
120 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA2
122 # define SVGA_ID SVGA_ID_1
123 # define SVGA_IO_BASE SVGA_LEGACY_BASE_PORT
124 # define SVGA_IO_MUL 4
125 # define SVGA_FIFO_SIZE 0x10000
126 # define SVGA_PCI_DEVICE_ID PCI_DEVICE_ID_VMWARE_SVGA
130 /* ID 0, 1 and 2 registers */
135 SVGA_REG_MAX_WIDTH
= 4,
136 SVGA_REG_MAX_HEIGHT
= 5,
138 SVGA_REG_BITS_PER_PIXEL
= 7, /* Current bpp in the guest */
139 SVGA_REG_PSEUDOCOLOR
= 8,
140 SVGA_REG_RED_MASK
= 9,
141 SVGA_REG_GREEN_MASK
= 10,
142 SVGA_REG_BLUE_MASK
= 11,
143 SVGA_REG_BYTES_PER_LINE
= 12,
144 SVGA_REG_FB_START
= 13,
145 SVGA_REG_FB_OFFSET
= 14,
146 SVGA_REG_VRAM_SIZE
= 15,
147 SVGA_REG_FB_SIZE
= 16,
149 /* ID 1 and 2 registers */
150 SVGA_REG_CAPABILITIES
= 17,
151 SVGA_REG_MEM_START
= 18, /* Memory for command FIFO */
152 SVGA_REG_MEM_SIZE
= 19,
153 SVGA_REG_CONFIG_DONE
= 20, /* Set when memory area configured */
154 SVGA_REG_SYNC
= 21, /* Write to force synchronization */
155 SVGA_REG_BUSY
= 22, /* Read to check if sync is done */
156 SVGA_REG_GUEST_ID
= 23, /* Set guest OS identifier */
157 SVGA_REG_CURSOR_ID
= 24, /* ID of cursor */
158 SVGA_REG_CURSOR_X
= 25, /* Set cursor X position */
159 SVGA_REG_CURSOR_Y
= 26, /* Set cursor Y position */
160 SVGA_REG_CURSOR_ON
= 27, /* Turn cursor on/off */
161 SVGA_REG_HOST_BITS_PER_PIXEL
= 28, /* Current bpp in the host */
162 SVGA_REG_SCRATCH_SIZE
= 29, /* Number of scratch registers */
163 SVGA_REG_MEM_REGS
= 30, /* Number of FIFO registers */
164 SVGA_REG_NUM_DISPLAYS
= 31, /* Number of guest displays */
165 SVGA_REG_PITCHLOCK
= 32, /* Fixed pitch for all modes */
167 SVGA_PALETTE_BASE
= 1024, /* Base of SVGA color map */
168 SVGA_PALETTE_END
= SVGA_PALETTE_BASE
+ 767,
169 SVGA_SCRATCH_BASE
= SVGA_PALETTE_BASE
+ 768,
172 #define SVGA_CAP_NONE 0
173 #define SVGA_CAP_RECT_FILL (1 << 0)
174 #define SVGA_CAP_RECT_COPY (1 << 1)
175 #define SVGA_CAP_RECT_PAT_FILL (1 << 2)
176 #define SVGA_CAP_LEGACY_OFFSCREEN (1 << 3)
177 #define SVGA_CAP_RASTER_OP (1 << 4)
178 #define SVGA_CAP_CURSOR (1 << 5)
179 #define SVGA_CAP_CURSOR_BYPASS (1 << 6)
180 #define SVGA_CAP_CURSOR_BYPASS_2 (1 << 7)
181 #define SVGA_CAP_8BIT_EMULATION (1 << 8)
182 #define SVGA_CAP_ALPHA_CURSOR (1 << 9)
183 #define SVGA_CAP_GLYPH (1 << 10)
184 #define SVGA_CAP_GLYPH_CLIPPING (1 << 11)
185 #define SVGA_CAP_OFFSCREEN_1 (1 << 12)
186 #define SVGA_CAP_ALPHA_BLEND (1 << 13)
187 #define SVGA_CAP_3D (1 << 14)
188 #define SVGA_CAP_EXTENDED_FIFO (1 << 15)
189 #define SVGA_CAP_MULTIMON (1 << 16)
190 #define SVGA_CAP_PITCHLOCK (1 << 17)
193 * FIFO offsets (seen as an array of 32-bit words)
197 * The original defined FIFO offsets
200 SVGA_FIFO_MAX
, /* The distance from MIN to MAX must be at least 10K */
205 * Additional offsets added as of SVGA_CAP_EXTENDED_FIFO
207 SVGA_FIFO_CAPABILITIES
= 4,
210 SVGA_FIFO_3D_HWVERSION
,
214 #define SVGA_FIFO_CAP_NONE 0
215 #define SVGA_FIFO_CAP_FENCE (1 << 0)
216 #define SVGA_FIFO_CAP_ACCELFRONT (1 << 1)
217 #define SVGA_FIFO_CAP_PITCHLOCK (1 << 2)
219 #define SVGA_FIFO_FLAG_NONE 0
220 #define SVGA_FIFO_FLAG_ACCELFRONT (1 << 0)
222 /* These values can probably be changed arbitrarily. */
223 #define SVGA_SCRATCH_SIZE 0x8000
224 #define SVGA_MAX_WIDTH ROUND_UP(2360, VNC_DIRTY_PIXELS_PER_BIT)
225 #define SVGA_MAX_HEIGHT 1770
228 # define GUEST_OS_BASE 0x5001
229 static const char *vmsvga_guest_id
[] = {
231 [0x01] = "Windows 3.1",
232 [0x02] = "Windows 95",
233 [0x03] = "Windows 98",
234 [0x04] = "Windows ME",
235 [0x05] = "Windows NT",
236 [0x06] = "Windows 2000",
239 [0x09] = "an unknown OS",
242 [0x0c] = "an unknown OS",
243 [0x0d] = "an unknown OS",
244 [0x0e] = "an unknown OS",
245 [0x0f] = "an unknown OS",
246 [0x10] = "an unknown OS",
247 [0x11] = "an unknown OS",
248 [0x12] = "an unknown OS",
249 [0x13] = "an unknown OS",
250 [0x14] = "an unknown OS",
251 [0x15] = "Windows 2003",
256 SVGA_CMD_INVALID_CMD
= 0,
258 SVGA_CMD_RECT_FILL
= 2,
259 SVGA_CMD_RECT_COPY
= 3,
260 SVGA_CMD_DEFINE_BITMAP
= 4,
261 SVGA_CMD_DEFINE_BITMAP_SCANLINE
= 5,
262 SVGA_CMD_DEFINE_PIXMAP
= 6,
263 SVGA_CMD_DEFINE_PIXMAP_SCANLINE
= 7,
264 SVGA_CMD_RECT_BITMAP_FILL
= 8,
265 SVGA_CMD_RECT_PIXMAP_FILL
= 9,
266 SVGA_CMD_RECT_BITMAP_COPY
= 10,
267 SVGA_CMD_RECT_PIXMAP_COPY
= 11,
268 SVGA_CMD_FREE_OBJECT
= 12,
269 SVGA_CMD_RECT_ROP_FILL
= 13,
270 SVGA_CMD_RECT_ROP_COPY
= 14,
271 SVGA_CMD_RECT_ROP_BITMAP_FILL
= 15,
272 SVGA_CMD_RECT_ROP_PIXMAP_FILL
= 16,
273 SVGA_CMD_RECT_ROP_BITMAP_COPY
= 17,
274 SVGA_CMD_RECT_ROP_PIXMAP_COPY
= 18,
275 SVGA_CMD_DEFINE_CURSOR
= 19,
276 SVGA_CMD_DISPLAY_CURSOR
= 20,
277 SVGA_CMD_MOVE_CURSOR
= 21,
278 SVGA_CMD_DEFINE_ALPHA_CURSOR
= 22,
279 SVGA_CMD_DRAW_GLYPH
= 23,
280 SVGA_CMD_DRAW_GLYPH_CLIPPED
= 24,
281 SVGA_CMD_UPDATE_VERBOSE
= 25,
282 SVGA_CMD_SURFACE_FILL
= 26,
283 SVGA_CMD_SURFACE_COPY
= 27,
284 SVGA_CMD_SURFACE_ALPHA_BLEND
= 28,
285 SVGA_CMD_FRONT_ROP_FILL
= 29,
289 /* Legal values for the SVGA_REG_CURSOR_ON register in cursor bypass mode */
291 SVGA_CURSOR_ON_HIDE
= 0,
292 SVGA_CURSOR_ON_SHOW
= 1,
293 SVGA_CURSOR_ON_REMOVE_FROM_FB
= 2,
294 SVGA_CURSOR_ON_RESTORE_TO_FB
= 3,
297 static inline bool vmsvga_verify_rect(DisplaySurface
*surface
,
299 int x
, int y
, int w
, int h
)
302 fprintf(stderr
, "%s: x was < 0 (%d)\n", name
, x
);
305 if (x
> SVGA_MAX_WIDTH
) {
306 fprintf(stderr
, "%s: x was > %d (%d)\n", name
, SVGA_MAX_WIDTH
, x
);
310 fprintf(stderr
, "%s: w was < 0 (%d)\n", name
, w
);
313 if (w
> SVGA_MAX_WIDTH
) {
314 fprintf(stderr
, "%s: w was > %d (%d)\n", name
, SVGA_MAX_WIDTH
, w
);
317 if (x
+ w
> surface_width(surface
)) {
318 fprintf(stderr
, "%s: width was > %d (x: %d, w: %d)\n",
319 name
, surface_width(surface
), x
, w
);
324 fprintf(stderr
, "%s: y was < 0 (%d)\n", name
, y
);
327 if (y
> SVGA_MAX_HEIGHT
) {
328 fprintf(stderr
, "%s: y was > %d (%d)\n", name
, SVGA_MAX_HEIGHT
, y
);
332 fprintf(stderr
, "%s: h was < 0 (%d)\n", name
, h
);
335 if (h
> SVGA_MAX_HEIGHT
) {
336 fprintf(stderr
, "%s: h was > %d (%d)\n", name
, SVGA_MAX_HEIGHT
, h
);
339 if (y
+ h
> surface_height(surface
)) {
340 fprintf(stderr
, "%s: update height > %d (y: %d, h: %d)\n",
341 name
, surface_height(surface
), y
, h
);
348 static inline void vmsvga_update_rect(struct vmsvga_state_s
*s
,
349 int x
, int y
, int w
, int h
)
351 DisplaySurface
*surface
= qemu_console_surface(s
->vga
.con
);
359 if (!vmsvga_verify_rect(surface
, __func__
, x
, y
, w
, h
)) {
360 /* go for a fullscreen update as fallback */
363 w
= surface_width(surface
);
364 h
= surface_height(surface
);
367 bypl
= surface_stride(surface
);
368 width
= surface_bytes_per_pixel(surface
) * w
;
369 start
= surface_bytes_per_pixel(surface
) * x
+ bypl
* y
;
370 src
= s
->vga
.vram_ptr
+ start
;
371 dst
= surface_data(surface
) + start
;
373 for (line
= h
; line
> 0; line
--, src
+= bypl
, dst
+= bypl
) {
374 memcpy(dst
, src
, width
);
376 dpy_gfx_update(s
->vga
.con
, x
, y
, w
, h
);
379 static inline void vmsvga_update_rect_delayed(struct vmsvga_state_s
*s
,
380 int x
, int y
, int w
, int h
)
382 struct vmsvga_rect_s
*rect
= &s
->redraw_fifo
[s
->redraw_fifo_last
++];
384 s
->redraw_fifo_last
&= REDRAW_FIFO_LEN
- 1;
391 static inline void vmsvga_update_rect_flush(struct vmsvga_state_s
*s
)
393 struct vmsvga_rect_s
*rect
;
395 if (s
->invalidated
) {
396 s
->redraw_fifo_first
= s
->redraw_fifo_last
;
399 /* Overlapping region updates can be optimised out here - if someone
400 * knows a smart algorithm to do that, please share. */
401 while (s
->redraw_fifo_first
!= s
->redraw_fifo_last
) {
402 rect
= &s
->redraw_fifo
[s
->redraw_fifo_first
++];
403 s
->redraw_fifo_first
&= REDRAW_FIFO_LEN
- 1;
404 vmsvga_update_rect(s
, rect
->x
, rect
->y
, rect
->w
, rect
->h
);
409 static inline int vmsvga_copy_rect(struct vmsvga_state_s
*s
,
410 int x0
, int y0
, int x1
, int y1
, int w
, int h
)
412 DisplaySurface
*surface
= qemu_console_surface(s
->vga
.con
);
413 uint8_t *vram
= s
->vga
.vram_ptr
;
414 int bypl
= surface_stride(surface
);
415 int bypp
= surface_bytes_per_pixel(surface
);
416 int width
= bypp
* w
;
420 if (!vmsvga_verify_rect(surface
, "vmsvga_copy_rect/src", x0
, y0
, w
, h
)) {
423 if (!vmsvga_verify_rect(surface
, "vmsvga_copy_rect/dst", x1
, y1
, w
, h
)) {
428 ptr
[0] = vram
+ bypp
* x0
+ bypl
* (y0
+ h
- 1);
429 ptr
[1] = vram
+ bypp
* x1
+ bypl
* (y1
+ h
- 1);
430 for (; line
> 0; line
--, ptr
[0] -= bypl
, ptr
[1] -= bypl
) {
431 memmove(ptr
[1], ptr
[0], width
);
434 ptr
[0] = vram
+ bypp
* x0
+ bypl
* y0
;
435 ptr
[1] = vram
+ bypp
* x1
+ bypl
* y1
;
436 for (; line
> 0; line
--, ptr
[0] += bypl
, ptr
[1] += bypl
) {
437 memmove(ptr
[1], ptr
[0], width
);
441 vmsvga_update_rect_delayed(s
, x1
, y1
, w
, h
);
447 static inline void vmsvga_fill_rect(struct vmsvga_state_s
*s
,
448 uint32_t c
, int x
, int y
, int w
, int h
)
450 DisplaySurface
*surface
= qemu_console_surface(s
->vga
.con
);
451 int bypl
= surface_stride(surface
);
452 int width
= surface_bytes_per_pixel(surface
) * w
;
465 fst
= s
->vga
.vram_ptr
+ surface_bytes_per_pixel(surface
) * x
+ bypl
* y
;
470 for (column
= width
; column
> 0; column
--) {
472 if (src
- col
== surface_bytes_per_pixel(surface
)) {
477 for (; line
> 0; line
--) {
479 memcpy(dst
, fst
, width
);
483 vmsvga_update_rect_delayed(s
, x
, y
, w
, h
);
487 struct vmsvga_cursor_definition_s
{
495 uint32_t image
[4096];
498 #define SVGA_BITMAP_SIZE(w, h) ((((w) + 31) >> 5) * (h))
499 #define SVGA_PIXMAP_SIZE(w, h, bpp) (((((w) * (bpp)) + 31) >> 5) * (h))
501 #ifdef HW_MOUSE_ACCEL
502 static inline void vmsvga_cursor_define(struct vmsvga_state_s
*s
,
503 struct vmsvga_cursor_definition_s
*c
)
508 qc
= cursor_alloc(c
->width
, c
->height
);
509 qc
->hot_x
= c
->hot_x
;
510 qc
->hot_y
= c
->hot_y
;
513 cursor_set_mono(qc
, 0xffffff, 0x000000, (void *)c
->image
,
516 cursor_print_ascii_art(qc
, "vmware/mono");
520 /* fill alpha channel from mask, set color to zero */
521 cursor_set_mono(qc
, 0x000000, 0x000000, (void *)c
->mask
,
523 /* add in rgb values */
524 pixels
= c
->width
* c
->height
;
525 for (i
= 0; i
< pixels
; i
++) {
526 qc
->data
[i
] |= c
->image
[i
] & 0xffffff;
529 cursor_print_ascii_art(qc
, "vmware/32bit");
533 fprintf(stderr
, "%s: unhandled bpp %d, using fallback cursor\n",
536 qc
= cursor_builtin_left_ptr();
539 dpy_cursor_define(s
->vga
.con
, qc
);
544 #define CMD(f) le32_to_cpu(s->cmd->f)
546 static inline int vmsvga_fifo_length(struct vmsvga_state_s
*s
)
550 if (!s
->config
|| !s
->enable
) {
553 num
= CMD(next_cmd
) - CMD(stop
);
555 num
+= CMD(max
) - CMD(min
);
560 static inline uint32_t vmsvga_fifo_read_raw(struct vmsvga_state_s
*s
)
562 uint32_t cmd
= s
->fifo
[CMD(stop
) >> 2];
564 s
->cmd
->stop
= cpu_to_le32(CMD(stop
) + 4);
565 if (CMD(stop
) >= CMD(max
)) {
566 s
->cmd
->stop
= s
->cmd
->min
;
571 static inline uint32_t vmsvga_fifo_read(struct vmsvga_state_s
*s
)
573 return le32_to_cpu(vmsvga_fifo_read_raw(s
));
576 static void vmsvga_fifo_run(struct vmsvga_state_s
*s
)
578 uint32_t cmd
, colour
;
580 int x
, y
, dx
, dy
, width
, height
;
581 struct vmsvga_cursor_definition_s cursor
;
584 len
= vmsvga_fifo_length(s
);
586 /* May need to go back to the start of the command if incomplete */
587 cmd_start
= s
->cmd
->stop
;
589 switch (cmd
= vmsvga_fifo_read(s
)) {
590 case SVGA_CMD_UPDATE
:
591 case SVGA_CMD_UPDATE_VERBOSE
:
597 x
= vmsvga_fifo_read(s
);
598 y
= vmsvga_fifo_read(s
);
599 width
= vmsvga_fifo_read(s
);
600 height
= vmsvga_fifo_read(s
);
601 vmsvga_update_rect_delayed(s
, x
, y
, width
, height
);
604 case SVGA_CMD_RECT_FILL
:
610 colour
= vmsvga_fifo_read(s
);
611 x
= vmsvga_fifo_read(s
);
612 y
= vmsvga_fifo_read(s
);
613 width
= vmsvga_fifo_read(s
);
614 height
= vmsvga_fifo_read(s
);
616 vmsvga_fill_rect(s
, colour
, x
, y
, width
, height
);
623 case SVGA_CMD_RECT_COPY
:
629 x
= vmsvga_fifo_read(s
);
630 y
= vmsvga_fifo_read(s
);
631 dx
= vmsvga_fifo_read(s
);
632 dy
= vmsvga_fifo_read(s
);
633 width
= vmsvga_fifo_read(s
);
634 height
= vmsvga_fifo_read(s
);
636 if (vmsvga_copy_rect(s
, x
, y
, dx
, dy
, width
, height
) == 0) {
643 case SVGA_CMD_DEFINE_CURSOR
:
649 cursor
.id
= vmsvga_fifo_read(s
);
650 cursor
.hot_x
= vmsvga_fifo_read(s
);
651 cursor
.hot_y
= vmsvga_fifo_read(s
);
652 cursor
.width
= x
= vmsvga_fifo_read(s
);
653 cursor
.height
= y
= vmsvga_fifo_read(s
);
655 cursor
.bpp
= vmsvga_fifo_read(s
);
657 args
= SVGA_BITMAP_SIZE(x
, y
) + SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
);
658 if (SVGA_BITMAP_SIZE(x
, y
) > sizeof cursor
.mask
||
659 SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
) > sizeof cursor
.image
) {
668 for (args
= 0; args
< SVGA_BITMAP_SIZE(x
, y
); args
++) {
669 cursor
.mask
[args
] = vmsvga_fifo_read_raw(s
);
671 for (args
= 0; args
< SVGA_PIXMAP_SIZE(x
, y
, cursor
.bpp
); args
++) {
672 cursor
.image
[args
] = vmsvga_fifo_read_raw(s
);
674 #ifdef HW_MOUSE_ACCEL
675 vmsvga_cursor_define(s
, &cursor
);
683 * Other commands that we at least know the number of arguments
684 * for so we can avoid FIFO desync if driver uses them illegally.
686 case SVGA_CMD_DEFINE_ALPHA_CURSOR
:
694 x
= vmsvga_fifo_read(s
);
695 y
= vmsvga_fifo_read(s
);
698 case SVGA_CMD_RECT_ROP_FILL
:
701 case SVGA_CMD_RECT_ROP_COPY
:
704 case SVGA_CMD_DRAW_GLYPH_CLIPPED
:
711 args
= 7 + (vmsvga_fifo_read(s
) >> 2);
713 case SVGA_CMD_SURFACE_ALPHA_BLEND
:
718 * Other commands that are not listed as depending on any
719 * CAPABILITIES bits, but are not described in the README either.
721 case SVGA_CMD_SURFACE_FILL
:
722 case SVGA_CMD_SURFACE_COPY
:
723 case SVGA_CMD_FRONT_ROP_FILL
:
725 case SVGA_CMD_INVALID_CMD
:
738 printf("%s: Unknown command 0x%02x in SVGA command FIFO\n",
743 s
->cmd
->stop
= cmd_start
;
751 static uint32_t vmsvga_index_read(void *opaque
, uint32_t address
)
753 struct vmsvga_state_s
*s
= opaque
;
758 static void vmsvga_index_write(void *opaque
, uint32_t address
, uint32_t index
)
760 struct vmsvga_state_s
*s
= opaque
;
765 static uint32_t vmsvga_value_read(void *opaque
, uint32_t address
)
768 struct vmsvga_state_s
*s
= opaque
;
769 DisplaySurface
*surface
= qemu_console_surface(s
->vga
.con
);
778 case SVGA_REG_ENABLE
:
783 ret
= s
->new_width
? s
->new_width
: surface_width(surface
);
786 case SVGA_REG_HEIGHT
:
787 ret
= s
->new_height
? s
->new_height
: surface_height(surface
);
790 case SVGA_REG_MAX_WIDTH
:
791 ret
= SVGA_MAX_WIDTH
;
794 case SVGA_REG_MAX_HEIGHT
:
795 ret
= SVGA_MAX_HEIGHT
;
799 ret
= (s
->new_depth
== 32) ? 24 : s
->new_depth
;
802 case SVGA_REG_BITS_PER_PIXEL
:
803 case SVGA_REG_HOST_BITS_PER_PIXEL
:
807 case SVGA_REG_PSEUDOCOLOR
:
811 case SVGA_REG_RED_MASK
:
812 pf
= qemu_default_pixelformat(s
->new_depth
);
816 case SVGA_REG_GREEN_MASK
:
817 pf
= qemu_default_pixelformat(s
->new_depth
);
821 case SVGA_REG_BLUE_MASK
:
822 pf
= qemu_default_pixelformat(s
->new_depth
);
826 case SVGA_REG_BYTES_PER_LINE
:
828 ret
= (s
->new_depth
* s
->new_width
) / 8;
830 ret
= surface_stride(surface
);
834 case SVGA_REG_FB_START
: {
835 struct pci_vmsvga_state_s
*pci_vmsvga
836 = container_of(s
, struct pci_vmsvga_state_s
, chip
);
837 ret
= pci_get_bar_addr(PCI_DEVICE(pci_vmsvga
), 1);
841 case SVGA_REG_FB_OFFSET
:
845 case SVGA_REG_VRAM_SIZE
:
846 ret
= s
->vga
.vram_size
; /* No physical VRAM besides the framebuffer */
849 case SVGA_REG_FB_SIZE
:
850 ret
= s
->vga
.vram_size
;
853 case SVGA_REG_CAPABILITIES
:
854 caps
= SVGA_CAP_NONE
;
856 caps
|= SVGA_CAP_RECT_COPY
;
859 caps
|= SVGA_CAP_RECT_FILL
;
861 #ifdef HW_MOUSE_ACCEL
862 if (dpy_cursor_define_supported(s
->vga
.con
)) {
863 caps
|= SVGA_CAP_CURSOR
| SVGA_CAP_CURSOR_BYPASS_2
|
864 SVGA_CAP_CURSOR_BYPASS
;
870 case SVGA_REG_MEM_START
: {
871 struct pci_vmsvga_state_s
*pci_vmsvga
872 = container_of(s
, struct pci_vmsvga_state_s
, chip
);
873 ret
= pci_get_bar_addr(PCI_DEVICE(pci_vmsvga
), 2);
877 case SVGA_REG_MEM_SIZE
:
881 case SVGA_REG_CONFIG_DONE
:
890 case SVGA_REG_GUEST_ID
:
894 case SVGA_REG_CURSOR_ID
:
898 case SVGA_REG_CURSOR_X
:
902 case SVGA_REG_CURSOR_Y
:
906 case SVGA_REG_CURSOR_ON
:
910 case SVGA_REG_SCRATCH_SIZE
:
911 ret
= s
->scratch_size
;
914 case SVGA_REG_MEM_REGS
:
915 case SVGA_REG_NUM_DISPLAYS
:
916 case SVGA_REG_PITCHLOCK
:
917 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
922 if (s
->index
>= SVGA_SCRATCH_BASE
&&
923 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
) {
924 ret
= s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
];
927 printf("%s: Bad register %02x\n", __func__
, s
->index
);
932 if (s
->index
>= SVGA_SCRATCH_BASE
) {
933 trace_vmware_scratch_read(s
->index
, ret
);
934 } else if (s
->index
>= SVGA_PALETTE_BASE
) {
935 trace_vmware_palette_read(s
->index
, ret
);
937 trace_vmware_value_read(s
->index
, ret
);
942 static void vmsvga_value_write(void *opaque
, uint32_t address
, uint32_t value
)
944 struct vmsvga_state_s
*s
= opaque
;
946 if (s
->index
>= SVGA_SCRATCH_BASE
) {
947 trace_vmware_scratch_write(s
->index
, value
);
948 } else if (s
->index
>= SVGA_PALETTE_BASE
) {
949 trace_vmware_palette_write(s
->index
, value
);
951 trace_vmware_value_write(s
->index
, value
);
955 if (value
== SVGA_ID_2
|| value
== SVGA_ID_1
|| value
== SVGA_ID_0
) {
960 case SVGA_REG_ENABLE
:
963 s
->vga
.hw_ops
->invalidate(&s
->vga
);
964 if (s
->enable
&& s
->config
) {
965 vga_dirty_log_stop(&s
->vga
);
967 vga_dirty_log_start(&s
->vga
);
972 if (value
<= SVGA_MAX_WIDTH
) {
973 s
->new_width
= value
;
976 printf("%s: Bad width: %i\n", __func__
, value
);
980 case SVGA_REG_HEIGHT
:
981 if (value
<= SVGA_MAX_HEIGHT
) {
982 s
->new_height
= value
;
985 printf("%s: Bad height: %i\n", __func__
, value
);
989 case SVGA_REG_BITS_PER_PIXEL
:
991 printf("%s: Bad bits per pixel: %i bits\n", __func__
, value
);
997 case SVGA_REG_CONFIG_DONE
:
999 s
->fifo
= (uint32_t *) s
->fifo_ptr
;
1000 /* Check range and alignment. */
1001 if ((CMD(min
) | CMD(max
) | CMD(next_cmd
) | CMD(stop
)) & 3) {
1004 if (CMD(min
) < (uint8_t *) s
->cmd
->fifo
- (uint8_t *) s
->fifo
) {
1007 if (CMD(max
) > SVGA_FIFO_SIZE
) {
1010 if (CMD(max
) < CMD(min
) + 10 * 1024) {
1013 vga_dirty_log_stop(&s
->vga
);
1015 s
->config
= !!value
;
1020 vmsvga_fifo_run(s
); /* Or should we just wait for update_display? */
1023 case SVGA_REG_GUEST_ID
:
1026 if (value
>= GUEST_OS_BASE
&& value
< GUEST_OS_BASE
+
1027 ARRAY_SIZE(vmsvga_guest_id
)) {
1028 printf("%s: guest runs %s.\n", __func__
,
1029 vmsvga_guest_id
[value
- GUEST_OS_BASE
]);
1034 case SVGA_REG_CURSOR_ID
:
1035 s
->cursor
.id
= value
;
1038 case SVGA_REG_CURSOR_X
:
1039 s
->cursor
.x
= value
;
1042 case SVGA_REG_CURSOR_Y
:
1043 s
->cursor
.y
= value
;
1046 case SVGA_REG_CURSOR_ON
:
1047 s
->cursor
.on
|= (value
== SVGA_CURSOR_ON_SHOW
);
1048 s
->cursor
.on
&= (value
!= SVGA_CURSOR_ON_HIDE
);
1049 #ifdef HW_MOUSE_ACCEL
1050 if (value
<= SVGA_CURSOR_ON_SHOW
) {
1051 dpy_mouse_set(s
->vga
.con
, s
->cursor
.x
, s
->cursor
.y
, s
->cursor
.on
);
1056 case SVGA_REG_DEPTH
:
1057 case SVGA_REG_MEM_REGS
:
1058 case SVGA_REG_NUM_DISPLAYS
:
1059 case SVGA_REG_PITCHLOCK
:
1060 case SVGA_PALETTE_BASE
... SVGA_PALETTE_END
:
1064 if (s
->index
>= SVGA_SCRATCH_BASE
&&
1065 s
->index
< SVGA_SCRATCH_BASE
+ s
->scratch_size
) {
1066 s
->scratch
[s
->index
- SVGA_SCRATCH_BASE
] = value
;
1069 printf("%s: Bad register %02x\n", __func__
, s
->index
);
1073 static uint32_t vmsvga_bios_read(void *opaque
, uint32_t address
)
1075 printf("%s: what are we supposed to return?\n", __func__
);
1079 static void vmsvga_bios_write(void *opaque
, uint32_t address
, uint32_t data
)
1081 printf("%s: what are we supposed to do with (%08x)?\n", __func__
, data
);
1084 static inline void vmsvga_check_size(struct vmsvga_state_s
*s
)
1086 DisplaySurface
*surface
= qemu_console_surface(s
->vga
.con
);
1088 if (s
->new_width
!= surface_width(surface
) ||
1089 s
->new_height
!= surface_height(surface
) ||
1090 s
->new_depth
!= surface_bits_per_pixel(surface
)) {
1091 int stride
= (s
->new_depth
* s
->new_width
) / 8;
1092 pixman_format_code_t format
=
1093 qemu_default_pixman_format(s
->new_depth
, true);
1094 trace_vmware_setmode(s
->new_width
, s
->new_height
, s
->new_depth
);
1095 surface
= qemu_create_displaysurface_from(s
->new_width
, s
->new_height
,
1098 dpy_gfx_replace_surface(s
->vga
.con
, surface
);
1103 static void vmsvga_update_display(void *opaque
)
1105 struct vmsvga_state_s
*s
= opaque
;
1106 DisplaySurface
*surface
;
1110 s
->vga
.hw_ops
->gfx_update(&s
->vga
);
1114 vmsvga_check_size(s
);
1115 surface
= qemu_console_surface(s
->vga
.con
);
1118 vmsvga_update_rect_flush(s
);
1121 * Is it more efficient to look at vram VGA-dirty bits or wait
1122 * for the driver to issue SVGA_CMD_UPDATE?
1124 if (memory_region_is_logging(&s
->vga
.vram
)) {
1125 vga_sync_dirty_bitmap(&s
->vga
);
1126 dirty
= memory_region_get_dirty(&s
->vga
.vram
, 0,
1127 surface_stride(surface
) * surface_height(surface
),
1130 if (s
->invalidated
|| dirty
) {
1132 dpy_gfx_update(s
->vga
.con
, 0, 0,
1133 surface_width(surface
), surface_height(surface
));
1136 memory_region_reset_dirty(&s
->vga
.vram
, 0,
1137 surface_stride(surface
) * surface_height(surface
),
1142 static void vmsvga_reset(DeviceState
*dev
)
1144 struct pci_vmsvga_state_s
*pci
= VMWARE_SVGA(dev
);
1145 struct vmsvga_state_s
*s
= &pci
->chip
;
1150 s
->svgaid
= SVGA_ID
;
1152 s
->redraw_fifo_first
= 0;
1153 s
->redraw_fifo_last
= 0;
1156 vga_dirty_log_start(&s
->vga
);
1159 static void vmsvga_invalidate_display(void *opaque
)
1161 struct vmsvga_state_s
*s
= opaque
;
1163 s
->vga
.hw_ops
->invalidate(&s
->vga
);
1170 static void vmsvga_text_update(void *opaque
, console_ch_t
*chardata
)
1172 struct vmsvga_state_s
*s
= opaque
;
1174 if (s
->vga
.hw_ops
->text_update
) {
1175 s
->vga
.hw_ops
->text_update(&s
->vga
, chardata
);
1179 static int vmsvga_post_load(void *opaque
, int version_id
)
1181 struct vmsvga_state_s
*s
= opaque
;
1185 s
->fifo
= (uint32_t *) s
->fifo_ptr
;
1190 static const VMStateDescription vmstate_vmware_vga_internal
= {
1191 .name
= "vmware_vga_internal",
1193 .minimum_version_id
= 0,
1194 .post_load
= vmsvga_post_load
,
1195 .fields
= (VMStateField
[]) {
1196 VMSTATE_INT32_EQUAL(new_depth
, struct vmsvga_state_s
),
1197 VMSTATE_INT32(enable
, struct vmsvga_state_s
),
1198 VMSTATE_INT32(config
, struct vmsvga_state_s
),
1199 VMSTATE_INT32(cursor
.id
, struct vmsvga_state_s
),
1200 VMSTATE_INT32(cursor
.x
, struct vmsvga_state_s
),
1201 VMSTATE_INT32(cursor
.y
, struct vmsvga_state_s
),
1202 VMSTATE_INT32(cursor
.on
, struct vmsvga_state_s
),
1203 VMSTATE_INT32(index
, struct vmsvga_state_s
),
1204 VMSTATE_VARRAY_INT32(scratch
, struct vmsvga_state_s
,
1205 scratch_size
, 0, vmstate_info_uint32
, uint32_t),
1206 VMSTATE_INT32(new_width
, struct vmsvga_state_s
),
1207 VMSTATE_INT32(new_height
, struct vmsvga_state_s
),
1208 VMSTATE_UINT32(guest
, struct vmsvga_state_s
),
1209 VMSTATE_UINT32(svgaid
, struct vmsvga_state_s
),
1210 VMSTATE_INT32(syncing
, struct vmsvga_state_s
),
1211 VMSTATE_UNUSED(4), /* was fb_size */
1212 VMSTATE_END_OF_LIST()
1216 static const VMStateDescription vmstate_vmware_vga
= {
1217 .name
= "vmware_vga",
1219 .minimum_version_id
= 0,
1220 .fields
= (VMStateField
[]) {
1221 VMSTATE_PCI_DEVICE(parent_obj
, struct pci_vmsvga_state_s
),
1222 VMSTATE_STRUCT(chip
, struct pci_vmsvga_state_s
, 0,
1223 vmstate_vmware_vga_internal
, struct vmsvga_state_s
),
1224 VMSTATE_END_OF_LIST()
1228 static const GraphicHwOps vmsvga_ops
= {
1229 .invalidate
= vmsvga_invalidate_display
,
1230 .gfx_update
= vmsvga_update_display
,
1231 .text_update
= vmsvga_text_update
,
1234 static void vmsvga_init(DeviceState
*dev
, struct vmsvga_state_s
*s
,
1235 MemoryRegion
*address_space
, MemoryRegion
*io
)
1237 s
->scratch_size
= SVGA_SCRATCH_SIZE
;
1238 s
->scratch
= g_malloc(s
->scratch_size
* 4);
1240 s
->vga
.con
= graphic_console_init(dev
, 0, &vmsvga_ops
, s
);
1242 s
->fifo_size
= SVGA_FIFO_SIZE
;
1243 memory_region_init_ram(&s
->fifo_ram
, NULL
, "vmsvga.fifo", s
->fifo_size
,
1245 vmstate_register_ram_global(&s
->fifo_ram
);
1246 s
->fifo_ptr
= memory_region_get_ram_ptr(&s
->fifo_ram
);
1248 vga_common_init(&s
->vga
, OBJECT(dev
), true);
1249 vga_init(&s
->vga
, OBJECT(dev
), address_space
, io
, true);
1250 vmstate_register(NULL
, 0, &vmstate_vga_common
, &s
->vga
);
1254 static uint64_t vmsvga_io_read(void *opaque
, hwaddr addr
, unsigned size
)
1256 struct vmsvga_state_s
*s
= opaque
;
1259 case SVGA_IO_MUL
* SVGA_INDEX_PORT
: return vmsvga_index_read(s
, addr
);
1260 case SVGA_IO_MUL
* SVGA_VALUE_PORT
: return vmsvga_value_read(s
, addr
);
1261 case SVGA_IO_MUL
* SVGA_BIOS_PORT
: return vmsvga_bios_read(s
, addr
);
1262 default: return -1u;
1266 static void vmsvga_io_write(void *opaque
, hwaddr addr
,
1267 uint64_t data
, unsigned size
)
1269 struct vmsvga_state_s
*s
= opaque
;
1272 case SVGA_IO_MUL
* SVGA_INDEX_PORT
:
1273 vmsvga_index_write(s
, addr
, data
);
1275 case SVGA_IO_MUL
* SVGA_VALUE_PORT
:
1276 vmsvga_value_write(s
, addr
, data
);
1278 case SVGA_IO_MUL
* SVGA_BIOS_PORT
:
1279 vmsvga_bios_write(s
, addr
, data
);
1284 static const MemoryRegionOps vmsvga_io_ops
= {
1285 .read
= vmsvga_io_read
,
1286 .write
= vmsvga_io_write
,
1287 .endianness
= DEVICE_LITTLE_ENDIAN
,
1289 .min_access_size
= 4,
1290 .max_access_size
= 4,
1298 static int pci_vmsvga_initfn(PCIDevice
*dev
)
1300 struct pci_vmsvga_state_s
*s
= VMWARE_SVGA(dev
);
1302 dev
->config
[PCI_CACHE_LINE_SIZE
] = 0x08;
1303 dev
->config
[PCI_LATENCY_TIMER
] = 0x40;
1304 dev
->config
[PCI_INTERRUPT_LINE
] = 0xff; /* End */
1306 memory_region_init_io(&s
->io_bar
, NULL
, &vmsvga_io_ops
, &s
->chip
,
1308 memory_region_set_flush_coalesced(&s
->io_bar
);
1309 pci_register_bar(dev
, 0, PCI_BASE_ADDRESS_SPACE_IO
, &s
->io_bar
);
1311 vmsvga_init(DEVICE(dev
), &s
->chip
,
1312 pci_address_space(dev
), pci_address_space_io(dev
));
1314 pci_register_bar(dev
, 1, PCI_BASE_ADDRESS_MEM_PREFETCH
,
1316 pci_register_bar(dev
, 2, PCI_BASE_ADDRESS_MEM_PREFETCH
,
1319 if (!dev
->rom_bar
) {
1320 /* compatibility with pc-0.13 and older */
1321 vga_init_vbe(&s
->chip
.vga
, OBJECT(dev
), pci_address_space(dev
));
1327 static Property vga_vmware_properties
[] = {
1328 DEFINE_PROP_UINT32("vgamem_mb", struct pci_vmsvga_state_s
,
1329 chip
.vga
.vram_size_mb
, 16),
1330 DEFINE_PROP_END_OF_LIST(),
1333 static void vmsvga_class_init(ObjectClass
*klass
, void *data
)
1335 DeviceClass
*dc
= DEVICE_CLASS(klass
);
1336 PCIDeviceClass
*k
= PCI_DEVICE_CLASS(klass
);
1338 k
->init
= pci_vmsvga_initfn
;
1339 k
->romfile
= "vgabios-vmware.bin";
1340 k
->vendor_id
= PCI_VENDOR_ID_VMWARE
;
1341 k
->device_id
= SVGA_PCI_DEVICE_ID
;
1342 k
->class_id
= PCI_CLASS_DISPLAY_VGA
;
1343 k
->subsystem_vendor_id
= PCI_VENDOR_ID_VMWARE
;
1344 k
->subsystem_id
= SVGA_PCI_DEVICE_ID
;
1345 dc
->reset
= vmsvga_reset
;
1346 dc
->vmsd
= &vmstate_vmware_vga
;
1347 dc
->props
= vga_vmware_properties
;
1348 dc
->hotpluggable
= false;
1349 set_bit(DEVICE_CATEGORY_DISPLAY
, dc
->categories
);
1352 static const TypeInfo vmsvga_info
= {
1353 .name
= TYPE_VMWARE_SVGA
,
1354 .parent
= TYPE_PCI_DEVICE
,
1355 .instance_size
= sizeof(struct pci_vmsvga_state_s
),
1356 .class_init
= vmsvga_class_init
,
1359 static void vmsvga_register_types(void)
1361 type_register_static(&vmsvga_info
);
1364 type_init(vmsvga_register_types
)